#!/usr/bin/make -f
# -*- makefile -*-

# Hardening
export DEB_BUILD_MAINT_OPTIONS = hardening=+all
DPKG_EXPORT_BUILDFLAGS = 1
include /usr/share/dpkg/buildflags.mk

# Ubuntu defaults to use -Bsymbolic-functions, which breaks linking
# shared objects with static FFmpeg archives (see:
# https://bugs.launchpad.net/ubuntu/+source/ffmpeg/+bug/1942352).
ifeq ($(shell dpkg-vendor --derives-from Ubuntu && echo yes),yes)
ifneq (,$(LDFLAGS))
  LDFLAGS := $(filter-out %-Bsymbolic-functions,$(LDFLAGS))
endif
endif

# Number of CPUS
NO_CPUS=$(shell nproc)
ifeq ($(NO_CPUS),0)
NO_CPUS=1
endif

# Binary package names
JAMI_ALL_IN_ONE_PKG_NAME="jami-all"
JAMI_CLIENT_PKG_NAME="jami"
JAMI_DAEMON_PKG_NAME="jami-daemon"

# Bundled packages from contrib
BUNDLED_PKGS=""
ifeq (debian_10,$(findstring debian_10, $(DISTRIBUTION)))
# Daemon's bundled libarchive does not build on Debian 10
BUNDLED_PKGS="--disable-libarchive"
endif
ifeq (ubuntu_18.04,$(findstring ubuntu_18.04, $(DISTRIBUTION)))
# Daemon's bundled libarchive does not build on Ubuntu 18.04
BUNDLED_PKGS="--disable-libarchive"
endif
ifeq (raspbian_10_armhf,$(findstring raspbian_10_armhf, $(DISTRIBUTION)))
# Raspbian's yaml-cpp lib does not work properly
BUNDLED_PKGS="--enable-ffmpeg --enable-yaml-cpp"
# Add host environment variables
CMAKE_OPTIONS=-DCHOST=${HOST_ARCH} \
  -DCMAKE_C_COMPILER=${HOST_ARCH}-gcc \
  -DCMAKE_CXX_COMPILER=${HOST_ARCH}-g++ \
  -DCMAKE_FIND_ROOT_PATH=/usr/${HOST_ARCH} \
  -DCMAKE_BUILD_TYPE=Release \
  -DPKG_CONFIG_EXECUTABLE=/usr/bin/${HOST_ARCH}-pkg-config
endif

# Qt-related variables
QT_JAMI_PREFIX := ${QT_JAMI_PREFIX}
export PATH := $(QT_JAMI_PREFIX)/bin:${PATH}
export LD_LIBRARY_PATH := $(QT_JAMI_PREFIX)/lib:${LD_LIBRARY_PATH}
export PKG_CONFIG_PATH := $(QT_JAMI_PREFIX)/lib/pkgconfig:${PKG_CONFIG_PATH}
export CMAKE_PREFIX_PATH := $(QT_JAMI_PREFIX)/lib/cmake:${CMAKE_PREFIX_PATH}
export CFLAGS := $(CFLAGS) -fno-lto
export CXXFLAGS := $(CXXFLAGS) -fno-lto

# Installation directories.
OCI_INSTALL_DIR = $(CURDIR)/debian/$(JAMI_ALL_IN_ONE_PKG_NAME)

%:
	dh $@

override_dh_auto_configure:

override_dh_auto_build:
	# Daemon contribs build + configure
	mkdir -p daemon/contrib/native
ifeq (ubuntu_18.04,$(findstring ubuntu_18.04, $(DISTRIBUTION)))
	sed -i 's/GNUTLS_CONF :=/& --without-zstd/' daemon/contrib/src/gnutls/rules.mak
endif
	cd daemon/contrib/native && \
	../bootstrap \
	  --host=${HOST_ARCH} \
	  --disable-downloads \
	  --no-checksums \
	  --disable-ogg \
	  --disable-flac \
	  --disable-vorbis \
	  --disable-vorbisenc \
	  --disable-speex \
	  --disable-sndfile \
	  --disable-gsm \
	  --disable-speexdsp \
	  --disable-natpmp  \
	  --enable-gnutls $(BUNDLED_PKGS) && \
	make list && \
	make -j$(NO_CPUS) V=1
	cd daemon && \
	./autogen.sh && \
	./configure \
	  --prefix=/usr \
	  --host=${HOST_ARCH}

	# Daemon build
	make -C daemon -j$(NO_CPUS) V=1
	pod2man daemon/man/jamid.pod > daemon/jamid.1

	# Qt client configure and build
	cd client-qt && \
	mkdir build && \
	cd build && \
	cmake \
	  -DCMAKE_INSTALL_PREFIX=/usr \
	  -DLIBJAMI_BUILD_DIR=$(CURDIR)/daemon/src \
	  -DENABLE_LIBWRAP=true \
	  $(CMAKE_OPTIONS) ..
	make -C client-qt/build -j$(NO_CPUS) V=1

override_dh_auto_clean:
	# Daemon clean
	[ -f daemon/contrib/native/Makefile ] && \
	  make -C daemon/contrib/native distclean || true
	rm -rfv daemon/contrib/native
	rm -rfv daemon/jamid.1

	# Qt client clean
	# CMake build system has no distclean target, so use clean.
	[ -f client-qt/build/Makefile ] && make -C client-qt/build clean || true
	rm -rfv client-qt/build

override_dh_auto_install:
	# Daemon install
	cd daemon && make DESTDIR=$(CURDIR)/debian/$(JAMI_DAEMON_PKG_NAME) install
	rm -rfv $(CURDIR)/debian/$(JAMI_DAEMON_PKG_NAME)/usr/include
	rm -rfv $(CURDIR)/debian/$(JAMI_DAEMON_PKG_NAME)/usr/lib/*.a
	rm -rfv $(CURDIR)/debian/$(JAMI_DAEMON_PKG_NAME)/usr/lib/*.la

	# Qt client install
	cd client-qt/build && \
	make DESTDIR=$(CURDIR)/debian/$(JAMI_CLIENT_PKG_NAME) install

	## Custom Qt package for Jami (libqt-jami)
	## Copy our own Qt library package content into the OCI package.
	for file_name in $$(dpkg-query -L libqt-jami); do 	\
	  mkdir -p "$(OCI_INSTALL_DIR)$$(dirname $$file_name)"; \
	  test -d "$$file_name" && continue;  			\
	  cp "$$file_name" "$(OCI_INSTALL_DIR)$$file_name";	\
	done

	# Jami all-in-one install
	#   Daemon
	cd daemon && make DESTDIR=$(CURDIR)/debian/$(JAMI_ALL_IN_ONE_PKG_NAME) install
	rm -rfv $(CURDIR)/debian/$(JAMI_ALL_IN_ONE_PKG_NAME)/usr/include
	rm -rfv $(CURDIR)/debian/$(JAMI_ALL_IN_ONE_PKG_NAME)/usr/lib/*.a
	rm -rfv $(CURDIR)/debian/$(JAMI_ALL_IN_ONE_PKG_NAME)/usr/lib/*.la
	#   Qt client
	cd client-qt/build && \
	make DESTDIR=$(CURDIR)/debian/$(JAMI_ALL_IN_ONE_PKG_NAME) install

override_dh_shlibdeps:
	dh_shlibdeps -- -x$(JAMI_ALL_IN_ONE_PKG_NAME)

tmpdir:= $(shell mktemp -d)
workdir:= $(shell pwd)
PKD := $(abspath $(dir $(MAKEFILE_LIST)))
version_to_download := $(shell dpkg-parsechangelog -ldebian/changelog | perl -ne 'print $$1 if m{^Version:\s+(?:\d+:)?(\d.*)(?:\~dfsg.+)(?:\-\d+.*)};')
